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    The Chess Move Validation hole will go live in approximately . Why not try and solve it ahead of time?

    JOrE20 (he/him)

    114,521
    117,811
    💎2
    🥇256
    🥈109
    🥉138

    The 42b to 41b in JS catalan numbers was really funny and unexcepted.

    🤖

    AI-Assisted

    133 / 133 Holes

    🔣

    65 / 65 Langs

    🏆

    106 / 116 Cheevos

    📅

    2 Holes Authored

    7 Referrals

    Thue–Morse Constant in Prolog in Bytes Play Hole

    2nd in Prolog and 133rd overall.

    Last tested .

    Runtime of .

    Bytes Chars Submitted
    1,014 1,014